122533145 has 16 divisors (see below), whose sum is σ = 168240000. Its totient is φ = 83925504.

The previous prime is 122533123. The next prime is 122533157. The reversal of 122533145 is 541335221.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 122533145 - 2¹² = 122529049 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 42314 + ... + 45116.

It is an arithmetic number, because the mean of its divisors is an integer number (10515000).

Almost surely, 2^122533145 is an apocalyptic number.

It is an amenable number.

122533145 is a deficient number, since it is larger than the sum of its proper divisors (45706855).

122533145 is a wasteful number, since it uses less digits than its factorization.

122533145 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4064.

The product of its digits is 3600, while the sum is 26.

The square root of 122533145 is about 11069.4690477909. The cubic root of 122533145 is about 496.6889827267.

Adding to 122533145 its reverse (541335221), we get a palindrome (663868366).

The spelling of 122533145 in words is "one hundred twenty-two million, five hundred thirty-three thousand, one hundred forty-five".